Add clarification for the license.

README.md

@@ -10,12 +10,21 @@ https://github.com/TencentARC/GFPGAN/releases/download/v1.3.4/GFPGANv1.4.pth
 No modifications were made to the model architecture or weights beyond ONNX
 conversion.
 
-# Upstream License and Attribution
+## License
+
 This model is derived from TencentARC’s GFPGAN project:
 https://github.com/TencentARC/GFPGAN
 
-The original GFPGAN code and weights are licensed under the Apache License
-2.0. The original LICENSE is included in this repository for attribution and notice-preservation purposes.
+The original GFPGAN code and weights are licensed under Apache 2.0 and 
+incorporate several third-party components under their own independent licenses. 
+Some of these upstream licenses may include conditions or restrictions, including __potential limitations on commercial use__.
+
+Because this export is based on the full GFPGAN model, all upstream licenses included in the original project apply to this ONNX version as well. 
+Users can refer to the full license texts below for information on the terms that may apply to their use.
+
+I am not a lawyer, and this is not legal advice.
+
+The original LICENSE is included in this repository for attribution and notice-preservation purposes.
 
 ## Original authors:
 - TencentARC team